(Lets See), Does Roofing Felt Leak? Roof overhangs can extend farther than 2 feet, but beyond this length, they begin to lose structural integrity and require external support. Also consider panel edge clips, or panels with tongue-and-groove edges. A metal drip edge will help protect the sheathing under the roof, but if it's installed too closely to the fascia board, it can still cause water to be drawn into the fascia. This procedure keeps internal stress from accumulating in panels. Large Gap Between Wall Sheathing Panels OK? Roofing professional service GAF suggested that shingle edges extend 3/8- 3/4 (9 mm-19 mm) from the roof's edge. The lack of spacing between the panels can cause buckling and extra roof replacement costs. How Do You Fill the Gap Between Fascia and Roof? We have a black roof if that matters. 2 . To really reduce lumber waste on your jobsites, you need to address your systems, Rsum-writing advice for construction industry job seekers, Home builders generally do a good job with blown-in-place attic insulation but should take care with these common trouble spots to ensure a better insulation job and greater home energy efficiency, COVID-19 may be easing its grip on the U.S. after a disastrous two years, but lingering supply chain disruptions have builders holding onto their pandemic business tactics, If you're running a home building company andbelieve numbers equal truth, think again. The RSRS designation indicates the fastener is a ring shank roof sheathing nail. Therefore, instead of sealing it, use a wire mesh to cover it. There are some reasons why there are gaps between your roof and wall. You might remember me from such forums as "my flashing on my roof suck" :). Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. kidcharlemange | Posted in General Questions on March 13, 2021 12:25pm I started my attic air sealing and insulating project this morning. Pro Builder is an advertisting supported site and we noticed you have ad-blocking enabled in your browser. Soffits and fascia provide the roof with a finished look. Do I need a gap between doorway framing and shelving? I can confidently This will protect a roof from most types of damage. There is no dedicated soffit ventilation - what was there before was just rough gaps between the fascia board and the brick. Both parts provide a finished look and keep bugs and critters out of your attic, while soffits also play an important role in ventilating the attic. (Explained), Uneven Transition Between Cement Board And Drywall, Drywall Anchor Keeps Breaking (Causes & Fixes). First--you may get more responses to your question if you post under "Genral Discussion". It will also cause your roof shingles to warp. Pierce the seal of the tube with the tool in the caulking gun. 5. Second, the water vapor impermeability of the foam sheathing has to be dealt with. When purchasing the caulk, it would be preferable to buy a colored caulk with the same color as your fascia. . I think that this practice differs by region though. But the excess heat and the trapped humidity from the wood will generate a steam effect, which will make the roof shingles dry halfway from the outside. It is designed to protect the roof's sheathing from water damage caused by rain, snow, or ice being blown or rolling back beneath the edge of the shingles. 01B5A749-4F47-4735-B676-2F4B10FDAA5B.jpeg, 7BEAECE4-C59F-49CF-B958-FA16FEB97A27.jpeg, 918BA900-91D2-4057-AEED-040D4615C271.jpeg, 19C5F469-4945-46B6-86FA-2864C5DB2C29.jpeg, B36BD8D9-967D-45E0-92EA-E0D8AACF0A0D.jpeg, C192BB90-4F59-46B8-8DDB-A837716AD0C8.jpeg. Then keep the fascia board in place until the edge of the speed square aligns with the center of the fascia board. This won't delete the articles you've saved, just the list. To prevent this from happening to your roofing, ensure to space your roof sheathing panels to allow proper ventilation. Im concerned that this gap (with no mesh or anything) could let animals in. Ice and water shield on top, and on that one a metal roof. If your roof contractor handles your roofing project, ensure he installs a drip edge between the fascia and the roof sheathing. Without a drip edge, water may end up beneath the shingles and may cause damage to various parts of the home. The roof sheathing should be flush with the fascia. Warping will eventually lead to cracking shingles which can expose your roofing to more damage from water and moisture. For a better experience, please enable JavaScript in your browser before proceeding. Apply a silicone caulk line to the gaps between the gutter and the fascia board. No mud sill. The rafters and trusses are connected to the ridge board for a cohesive framework. This rough side is a screened or skid-resistant coated side. At intermediate supports, fasten panels 12 inches on center. Building requirements for roofing can be a bit of a hassle if you do not understand how it works. This indicates the upper edge of the first row of roof sheathingleaving enough overhang that the subfascia and fascia will tuck neatly underneath when the time comes. 2 it could be a vent tiles or where extraction fan goes through the roof. Do not vent exhaust air directly into roof cavity or attic. If water gets trapped behind the exterior walls, it can cause structural damage that you won't see right away. Remove existing roofing and non-adhered underlayment to expose roof sheathing. Install Insulating sheathing above the roof deck on existing homes. Slowly move down the joint to apply a steady bead of caulk into the gap, instructs Ron Hazelton. 3,870. That area is supposed to be open for venting the roof. All information is provided "AS IS." The gap is meant to help with airflow throughout the attic. It is not uncommon to have a gap between your roof sheathing and fascia. How do I prevent this? (Beginners Guide), House With No Roof (Things You Must Know), Can You Put Roofing Felt Over Shingles? Also, consult your contractor to ensure you are on the right track. Measure up the rafter 45-3/4 inch from the cut end of the truss tail and snap a line along the trusses. This gap is caused when roof decking is stopped too short and is not flush with the fascia. Inspect the fascia boards for damaged areas.. I am concerned about bugs and stuff entering the house through this gap and worse, water in the case of an ice dam. it depends where the lights appear. How do I get rid of squirrels and other rodents for good? Sounds like you definitely need to install some drip edge. Should I continue with my plan to add the baffles or do I need to address the gap first? In view B, the sheathing overlaps the tail end of the rafter by the thickness of the fascia material. Use galvanized roofing nails to nail the rafter extension to the old rafters. This is a dialog window which overlays the main content of the page. The gap between the fascia and the roof decking is common in most homes. If this is an old house (built before roughly 1955, depending on region of the country) it may have originally been built without fascia, and with open soffits. Clearing the section will give you enough space to install the roof overhang. But if installed prior to gutters, leave a small outset of flashing to fascia so gutters can be installed behind flashing without having to go around tweaking out, bending/distorting flashing out , making room for gutter. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Then with the staple gun, staple the wire to seal the gap. The panels should be spaced 1/8-inch apart at the ends and edges. (Lets See). Staggering panels by at least two supports is recommended. Water can also splash up from the interior of your gutters, constantly wetting your fascia. Weep holes provide ventilation as well as drainage. A fascia board is a thin longboard that goes along the bottom outside border of your roof and extends to the eaves. Subscribe for unlimited access. This way, air will enter the house, and rodents will also keep out of your home. This gap is caused when roof decking is stopped too short and is not flush with the fascia. Unless otherwise recommended by the sheathing manufacturer, cover the sheathing with shingle underlayment felt to minimize exposure to weather. Filling the gaps between your roofing and the walls is not difficult if you have the required tools. The flashing helps guide runoff away from shingles and into the gutters. However, this gap is the perfect place for pests and unwanted wildlife to enter your home. Read More Roofing Companies That Offer Roof Certification (A 4-Minute Read)Continue, Should Roof Sheathing Be Flush With Fascia? Solid Decking: A composite decking made of solid materials. This will mask surface imperfections and reduce the risk of shingle ridging. I would be more concerned about a lack of drip edge than a small gap between fascia and roof deck. Ensure your roofer installs a drip edge before installing the sheathing. Roof sheathing overhang provides shelter for your building, protecting it from weather like rain and heat. generally you need some ventilation in the roof it takes care of condensation. This is a gap between the fascia board (where the gutter is hung) and roof decking. say that I expect to be a life-long subscriber." It is not unnatural to see a space between the fascia board and the sheathing. Details are at Roof Drip Edge Improperly Installed: Behind Gutters Questions of a Do It Yourself nature should be submitted to our "DoItYourself.com Community Forums". Screw the fascia board in place. As mentioned above, if light is getting in, water will get in as well. You can see that This will protect a roof from most types of damage. Start by installing the drip edge flashing along the overhang, then lay your three-tab shingles on the roofs edge. By creating an account, you agree to Pro Builder's terms of service and privacy policy. The drip edge wraps around the fascia and keeps water from leaking into the back of the fascia. The typical maximum overhang is 2 feet. With the attic backto new, we will install drip edges and close any holes so that squirrels and any other pest will not have a place to enter your home. We use cookies to ensure that we give you the best experience on our website. In the U.S., it is almost always composed of woodusually OSB (oriented strand board) or plywood. At the transition point between the overhang and the posts the roofline, the fascia brings more attention to the area. The 10-in. Furthermore, the 1x6 fascia board is not flush with the top of the 2x6 rafters, due to the angle cut of the rafter ends and the fact that the . I doubt that that is the root of the problem though. A gap between the roof sheathing and fascia looks bad and allows water to enter the fascia. The roof sheathing comes down and ends on top of the 1 x fascia. Install eave drip edge flashings below underlayment and fasten to roof sheathing. Roof sheathing (or roof decking) is one of those elements. COPYRIGHT 2023 PROFESSIONAL BUILDER. SawStop's Portable Tablesaw is Bigger and Better Than Before, Podcast 543: Affordable Flooring, Replacing Replacement Windows, and Low-Flow Fans, Podcast 537: Members-only AftershowConversation With Builder Sam Friesen, Balancing Density and Privacy in Los Angeles, Plus, get an extra 20% off with code GIFT20, Fine Homebuilding Issue #313 Online Highlights, The Fine Homebuilding Interview: James Metoyer, 10 Steps to Install Crown Molding on Cabinets, Choosing the Right Construction Tape for the Job, Expert insights on techniques and principles. If there is a 1/8 gap between the plank decking and the bottom of the roof, roof decking must be replaced by 2021. 1. Start your subscription today and save up to 70%. Plank decking was the main type of decking used before the invention of plywood. In a recent discussion with our local fire department, the fire inspector specifically noted that gaps associated with soffits, gables, and roofing are a serious fire hazard - anything that allows embers to enter your attic. A Proposed Solution to the Embodied Carbon Problem, A Look at State Premiers New Heat Pump Water Heater, Indoor Air Quality and Building Diagnostics. M. This number can vary according to personal preference but you need at least 1 of overhang. Ensure it covers the fascia with enough space to allow you to place the drip edge flashing in between. Place your ladder against your fascia board to access it. Seeing holes in your decking usually means it's time for a roof . However, do not use a silicone caulk if you have not painted your fascia yet. In size, plywood sheathing comes in a four by 8 feet board or panel and ranges in thickness of ", ," and .". The roof drip edge also protects your fascia from moisture damage. Ensure the drip edge extends over the fascia by one or two inches. To get an idea of what I am talking about GOOGLE "soffit and fascia",and you will see typical installations. ALL RIGHTS RESERVED, The bookmark icon allows you to save any story to your account to read it later, Tap it once to save, and tap it again to unsave, 5 Steps to Proper Roof Sheathing Installation, Id like to receive the Pro Builder Daily Newsletter, Roofing Products: Asphalt Still Tops, Metal Growing in Popularity, 10 New Roofing Products to Spruce Up Home Exteriors, New Retrofit Design Guide for Metal Roofing, More articles about roofing and roofing products, How Owners Should Comply With OSHA Roofing Safety Guidelines, Limit Lumber Waste: 3 Effective Strategies for Home Builders, Construction Job Search? When placing your fascia, ensure that the edge of the fascia board is at the same level as the sheathing. Measure 45-3/4 inch up the rafter from the cut end of the truss tail and draw a line along the trusses. The flashing was added after all the shingles were up so it's wedged between the fascia and the board behind the fascia and bends inward toward the wall sitting on top of . Make Your Rsum Shine With These Tips, Better Attic Insulation: Simple Solutions for 4 Common Problem Areas, Here Are the Winners of the 2023 NAHB Student Competition. Inspect the fascia boards for damaged areas. Smooth the caulk bead with your finger and begin caulking the joint between the fascia board and the soffit (also known as the eave). Sep 14, 2013. the gap should only be about 1 1/2" on each side. (Must Know), Roofing Companies That Offer Roof Certification (A 4-Minute Read), Metal Mesh in Drywall: All You Need To Know, Does Drywall Tape Need To Be Completely Covered? If necessary, trim panel ends to center on framing. If you still have a leak, pull the corner boards free and check the overlapping flashing at the corner. The tools needed are: Below are the steps you can take to seal the gap between your wall and the roof. 1 thas the roof has a felt a toll ? . The gap between the fascia and the roof decking is common in most homes. To me where fascia and roof deck meet its not totally uncommon to have a bit of a gap like 1/8 to a 1/4 inch in some places. Without the drip edge, the water from the roof can leak the sheathing edge grain, causing it to rot the fascia and sheathing. Built on the Genesis Framework. ft.). I am replacing my exterior crown moldling with fascia board to provide a flat surface for gutters, which are not on the house at present. Most roofs will be sheathed in plywood at least 3/8 inch thick. After framing the roof, sheathing overhang, cover the rafter extensions, the open sheathing, and three-tab shingles. You can place the roof drip edge above the roofs cover, between the roof sheathing and the fascia. The complete source for building, designing, and remodeling green homes. Should there be a gap between roof sheathing and fascia? As long as the new drip edge covers the fascia gap by 3/4 of an inch or so, I wouldn't worry too much about the fascia gap. #1 Home Improvement Retailer. Some gaps between your roof and the wall might be there for ventilation. If this might be a complicated task for you, contact your contractor. Protects the roofline against rotting from winter weather like ice and snow. There are gable vents. Should I remove the gutters and replace the fascia? (Beginners Guide)Continue, We all like vacations. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. If asphalt shingles are installed over sheathing . Start at the end of a fascia board and caulk the corner edge where two boards meet. I have a 1 inch gap between my gutter and fascia. 1.7K 357K views 6 years ago Roof Framing We go in depth on how to install roof sheathing. The two types of roof decking. On the other hand, the spray foams are for smaller gaps of about six inches. Rooftops, Read More House With No Roof (Things You Must Know)Continue, I cannot overemphasize the significance of roofing felt on our roofs. Here are 10 of the most frequently-seen roofing mistakes: 1. This retrofit assembly is appropriate for homes with conditioned attics or where the retrofit is intended to create a conditioned attic. When installing the drip edge, ensure it extends two inches over the fascia board. There's some discoloration but no frank mold/rot thankfully. Pierce the inner seal of the tube with the tool attached to the caulking gun. This can be done with a straight piece of lumber (6 feet to 10 feet Step 2: Provide Roof Ventilation According to Building Codes. Caulk about 2 feet of the joint and stop to smooth the bead with your finger. Sealing gap between window buck and sheathing. 2023 The Taunton Press, Inc. All rights reserved. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Ensure the rafter tail measurement is thrice the overhang length that you need. 1. I have searched the internet and get conflicting information. The siding underneath the overhang is known as the soffit. Dealing with dips and making clean overlaps Metal drip edge flashing is installed on the perimeter of a roof to direct . fascia. If the workspace you need from the attic is not enough for you after removing the fascia, you may have to remove the three-tab shingles and roof sheathing from the lower end of the work area. Plywood and OSB are ideal materials for roof sheathing systems, and following these simple construction steps will ensure optimal performance.